NJRC NJR2841H Universal Ku-Band PLL LNB

NJRC NJR2841H Universal 2LO Switchable Ku-Band PLL LNB (10.7 -12.75 GHz) +/- 10 ppm F-connector is available to buy in increments of 1

Switch by mechanical switch, Int Ref (LO Stab +/-10 ppm), Complete Ku-Band Coverage, F-Type Female RF connector

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NJR2841H Dual LO Switching PLL LNB

NJRC NJR2841H 2LO PLL LNB +/- 10 ppm (10.7 to 11.7 GHz / 11.7 to 12.75 GHz) Switchable Local Frequency: 9.75 / 10.6 GHz via mechanical switch, complete Ku frequency coverage, Internal Reference, F-Type Connector.

NJR2841H Features
  • Switch by mechanical switch
  • Int Reference (LO Stability +/-10 ppm)
  • Complete Ku-Band Coverage
  • F-Type female connector
  • RF Frequency – Universal Ku-band: 10.70-12.75GHz

VSAT systems that require a field switchable universal LNB to cover the entire Ku receive spectrum


Input Interface WR-75 (with groove)
Output Interface F-type, female (75 ohm)
Noise Figure 0.8 dB typical, 1.0 dB max.
Linear Gain (at 25C) 48 dB min, 62 dB max.
L.O. Phase Noise -50 dBc/Hz @ 100 Hz
-70 dBc/Hz @ 1 kHz
-75 dBc/Hz typ. @ 10 kHz
-85 dBc/Hz typ. @ 100 kHz
L.O. Leakage Level -40 dBm max. at the IF output connector
-60 dBm max. at the RF input flange
Spurious a)-120 dBm max.
At input, fixed frequency spurious, unrelated to test CW signal. (Measured at specified IF band)
b)-40 dBc max.
With test CW signal -10 dBm IF output (measured at specified IF band)
Input V.S.W.R. 2.5:1 typ.
Output V.S.W.R. 2.3:1 max.
Power Requirement +24 VDC (+10 to +24 VDC)
Current Drain 200 mA max
Temperature Range (ambient)
-40 to +60° C
-40 to +80° C
Dimensions 83.4 mm (L) x 42 mm (W) x 42 mm (H)
(3.24″ (L) x 1.57″ (W) x 1.57″ (H))
Weight 210 g [0.46 lbs]


NJRC NJR2841H Universal Ku-Band PLL LNB Spec Sheet


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